With the analysis among 299 patents, we discovered top 74 key players by total patent application. Chevron, Inc., Exxon Research & Engineering Co., ProMetic BioSciences Ltd. are dominant in this area. They take 55.18% of the total patent filing.
Pennsylvania, United States
Patent: 132
Nordrhein-Westfalen, Germany
Patent: 3
Rheinland-Pfalz, Germany
Patent: 3
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With the analysis among related 14 patents applied in the last 5 years. We discover 11 most active companies in this area. The fast-growing Chevron, Inc., Mengcheng Fanfeng Vacuum Technology Co., Ltd., Universidad Politécnica de Valencia take 50.00% of patent filing during this period.
Pennsylvania, United States
Patent: 5
Anhui Sheng, China
Patent: 1
Henan Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Hovedstaden, Denmark
Patent: 1
California, United States
Patent: 1
Fujian Sheng, China
Patent: 1
With the analysis among related 14 patents in last 5 years, we discover 7 new entrants. Mengcheng Fanfeng Vacuum Technology Co., Ltd., Henan University, Ningbo University are the most active new entrants in this area.
Anhui Sheng, China
Patent: 1
Henan Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Fujian Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
With the analysis among 38 patents, we discovered top 22 universities and scientific research institutions by total patent application. The University of North Carolina at Chapel Hill, Shandong University, Beijing University of Chemical Technology are dominant in this area. They take 23.68% of the total patent filing.
North Carolina, United States
Patent: 4
Shandong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Taiwan Province, China
Patent: 2
Tokyo Institute of Technology
Yunnan Sheng, China
Patent: 2
Gansu Sheng, China
Patent: 2
Illinois, United States
Patent: 1
Missouri, United States
Patent: 1